stylelint/dist/utils/containsString.js

A mighty, modern CSS linter.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = containsString;
/**
 * Checks if a string contains a value. The comparison value can be a string or
 * an array of strings.
 *
 * Any strings starting and ending with `/` are ignored. Use the
 * matchesStringOrRegExp() util to match regexes.
 *
 * @param {string} input
 * @param {string|array} comparison
 * @return {boolean|object} `false` if no match is found.
 *   If a match is found, returns an object with these properties:
 *   - `match`: the `input` value that had a match
 *   - `pattern`: the `comparison` pattern that had a match
 */
function containsString(input, comparison) {
  if (!Array.isArray(comparison)) {
    return testAgainstString(input, comparison);
  }

  var _iteratorNormalCompletion = true;
  var _didIteratorError = false;
  var _iteratorError = undefined;

  try {
    for (var _iterator = comparison[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
      var comparisonItem = _step.value;

      var testResult = testAgainstString(input, comparisonItem);
      if (testResult) {
        return testResult;
      }
    }
  } catch (err) {
    _didIteratorError = true;
    _iteratorError = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion && _iterator.return) {
        _iterator.return();
      }
    } finally {
      if (_didIteratorError) {
        throw _iteratorError;
      }
    }
  }

  return false;
}

function testAgainstString(value, comparison) {
  if (!comparison) return false;
  if (comparison[0] === "/" && comparison[comparison.length - 1] === "/") {
    return false;
  }

  if (value.indexOf(comparison) >= 0) {
    return { match: value, pattern: comparison };
  }

  return false;
}